ive been using liquid tap water conditioner and its good but im about to move my fish tank and i don't have much left can i use these conditioning crystals as in the picture
the description of what it does is:
this product increases the trace elements and mineral level of water, to ensure good health and longer life of your fish.

the description of what it does is:
this product increases the trace elements and mineral level of water, to ensure good health and longer life of your fish.
